3(1-4b)=-45

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Solution for 3(1-4b)=-45 equation: 


Simplifying
3(1 + -4b) = -45
(1 * 3 + -4b * 3) = -45
(3 + -12b) = -45

Solving
3 + -12b = -45

Solving for variable 'b'.

Move all terms containing b to the left, all other terms to the right.

Add '-3' to each side of the equation.
3 + -3 + -12b = -45 + -3

Combine like terms: 3 + -3 = 0
0 + -12b = -45 + -3
-12b = -45 + -3

Combine like terms: -45 + -3 = -48
-12b = -48

Divide each side by '-12'.
b = 4

Simplifying
b = 4

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